CN109967145A - Container suite and its application method are toppled over based on virtual reality fusion experiment - Google Patents

Container suite and its application method are toppled over based on virtual reality fusion experiment Download PDF

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Publication number
CN109967145A
CN109967145A CN201910249232.3A CN201910249232A CN109967145A CN 109967145 A CN109967145 A CN 109967145A CN 201910249232 A CN201910249232 A CN 201910249232A CN 109967145 A CN109967145 A CN 109967145A
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container
spring
topple over
virtual reality
photo resistance
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CN201910249232.3A
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CN109967145B (en
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冯志全
韩睿
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University of Jinan
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University of Jinan
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/52—Containers specially adapted for storing or dispensing a reagent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/56—Labware specially adapted for transferring fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/01—Indexing scheme relating to G06F3/01
    • G06F2203/012—Walk-in-place systems for allowing a user to walk in a virtual environment while constraining him to a given position in the physical environment

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Clinical Laboratory Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Human Computer Interaction (AREA)
  • Medicinal Chemistry (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Measuring Fluid Pressure (AREA)

Abstract

The embodiment of the invention discloses what is tested based on virtual reality fusion to topple over container suite and its application method, and external member includes toppling over container, pressure sensor and inclination sensor；Container finish is being toppled in the pressure sensor setting, when for perceiving pouring liquid, topples over the contact condition of container finish and receiver；Container side wall is being toppled in the inclination sensor setting, for perceiving the angle and speed toppled over.Through the invention topple over container suite, in AR chemical experiment, AR system can get the tilt angle toppled in real time and topple over speed and whether topple over container finish close to receiver, while real-time perception topples over operation, topple over the operation of specification for not meeting and provide prompting, it avoids causing danger in experimentation, and guarantees the accuracy of experimental result.

Description

Container suite and its application method are toppled over based on virtual reality fusion experiment
Technical field
The present invention relates to technical field of experiment equipment, specifically based on virtual reality fusion experiment topple over container suite and Its application method.
Background technique
It often will do it in the operation of toppling over of liquid, such as diluting concentrated sulfuric acid experiment, needed dense sulphur in chemical experiment Acid imports in water, and toppling process cannot be too fast, and needs to topple over container finish close to beaker.As progress AR (Augmented Reality, augmented reality) chemical experiment when, AR chemical experiment system can not perceive whether user carries out not obtaining close to beaker Know and topple over speed, so that the operation of user can not be judged whether in accordance with chemistry experiment operating standard.
When the prior art carries out AR chemical experiment, also lack the perception to liquid pouring operating process, AR system can not be real Now to the human-computer interaction of stirring operation.
Summary of the invention
It is provided in the embodiment of the present invention and container suite and its application method is toppled over based on virtual reality fusion experiment, to solve The problem of lacking in existing AR experiment to operation perception and monitoring is toppled over.
In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical solutions:
First aspect present invention, which is provided, topples over container suite based on virtual reality fusion experiment, including topples over container, described External member further includes pressure sensor and inclination sensor；Container finish is being toppled in the pressure sensor setting, is inclined for perceiving When pouring liquid, the contact condition of container finish and receiver is toppled over；Container side wall is being toppled in the inclination sensor setting, is used for Perceive the angle and speed toppled over.
Further, described to topple over container side wall for the double-deck shading wall, the inclination sensor includes being arranged in inside and outside wall Between the first spring, sliding block and several photo resistance；One end of first spring, which is fixedly connected on, topples over container bottom, separately One end is fixedly connected with sliding block, and the photo resistance is equidistantly distributed vertically along inner wall, and the sliding block is arranged on the side of inner wall Light source.
Further, the inclination sensor further includes the light passing slideway being fixed between inside and outside wall, the light passing slideway Size for groove-like, light passing slideway groove matches with sliding block；The back side of light passing slideway is arranged in the photo resistance.
Further, groove is set on the sliding block, and the light source is embedded in groove.
Further, the pressure sensor includes second spring, contact block and contact, and one end of the second spring is fixed The outer of container finish is toppled in connection, and the other end is fixedly connected with the contact block, and the contact, which is fixed on, topples over the interior of container finish Edge, under second spring free state, contact block is not contacted with contact.
Second aspect of the present invention provides the application method for toppling over container suite based on virtual reality fusion experiment, including following Step:
According to the physical message of component each in external member, the number of photo resistance and the spacing of neighboring photosensitive resistance are set, counted The corresponding tilt angle of each photo resistance is calculated, and is saved to AR system database；
Container suite will be toppled over close to receiver, carry out toppling over operation；
The signal for obtaining inclination sensor judges tilt angle, and calculates and topple over speed；
According to tilt angle, topple over the signal of speed and pressure sensor, judges whether toppling process is reasonable；
According to the judging result to sensor signal, know whether current operation meets specification, and when not meeting specification, Provide prompt.
Further, the corresponding tilt angle of each photo resistance specifically:
In formula, θ is tilt angle, and K is the coefficient of elasticity of the first spring, and L is the length for toppling over container inner wall, XminIt is The shortest length of one spring, N are the number of photo resistance, PnatureThe photo resistance triggered under natural conditions for the first spring Position, μ are the coefficient of friction of light passing slideway, PjFor TjThe position of the photo resistance of time trigger, PminFor the minimum of the first spring The position of the photo resistance triggered under reduction length, PmaxFor the photo resistance that is triggered under the maximum tension length of the first spring Position；Wm=Pj-Pnature。
Further, described according to tilt angle and the signal of pressure sensor, judge whether toppling process reasonably has Body process are as follows:
When tilt angle is not equal to zero, judge whether pressure sensor has signal；
If so, then thinking that toppling process is reasonable, if nothing, then it is assumed that toppling process is unreasonable.
The effect provided in summary of the invention is only the effect of embodiment, rather than invents all whole effects, above-mentioned A technical solution in technical solution have the following advantages that or the utility model has the advantages that
Through the embodiment of the present invention topple over container suite, in AR chemical experiment, AR system can be got in real time inclines Tilt angle on the contrary and topple over speed and whether topple over container finish close to receiver, topples over operation in real-time perception While, topple over the operation of specification for not meeting and provide prompting, avoids causing danger in experimentation, and guarantee experimental result Accuracy.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, for those of ordinary skill in the art Speech, without creative efforts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of external member of the present invention；
Fig. 2 is the structural schematic diagram of inclination sensor of the present invention；
Fig. 3 is the light passing slideway of inclination sensor of the present invention and the structural schematic diagram of sliding block, photo resistance；
Fig. 4 is the structural schematic diagram of pressure sensor of the present invention；
Fig. 5 is the flow diagram of the method for the invention；
In figure, 1 topples over container, 11 outer walls, 12 inner walls, 2 inclination sensors, 21 first springs, 22 sliding blocks, 23 grooves, 24 Light source, 25 light passing slideways, 26 photo resistance, 3 pressure sensors, 31 second springs, 32 contact blocks, 33 contacts.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair It is bright to be described in detail.Following disclosure provides many different embodiments or example is used to realize different knots of the invention Structure.In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, the present invention can be with Repeat reference numerals and/or letter in different examples.This repetition is that for purposes of simplicity and clarity, itself is not indicated Relationship between various embodiments and/or setting is discussed.It should be noted that illustrated component is not necessarily to scale in the accompanying drawings It draws.Present invention omits the descriptions to known assemblies and treatment technology and process to avoid the present invention is unnecessarily limiting.
As shown in Figure 1, container suite of toppling over of the invention includes toppling over container 1, the inclination for toppling over 1 side wall of container being arranged in Sensor 2 and the pressure sensor 3 for toppling over 1 bottleneck of container is set.Inclination sensor 2 is for toppling over when perceiving pouring liquid Angle and speed, pressure sensor 3 is for perceiving the contact condition for toppling over container finish and receiver.Receiver includes burning Cup, reagent bottle or glass bar.
As shown in Figure 2,3, toppling over container side wall includes outer wall 11 and inner wall 12, and for the double-deck shading wall, inclination sensor 2 is wrapped Include the first spring 21, sliding block 22 and several photo resistance 26 being arranged between inside and outside wall；One end of first spring 21 is fixed to be connected It connects and is toppling over 1 bottom of container, the other end is fixedly connected with sliding block 22, and photo resistance 26 is along the equidistant vertical distribution of inner wall 12, sliding block 22 Light source 24 is set on the side of inner wall.To make light source 24 issue approximate direct light, in sliding block 22 close to the one of photo resistance 26 Groove 23 is arranged in face, and light source 24 is placed in groove 23.Light source 24 is LED light.
Inclination sensor 2 further includes the light passing slideway 25 being fixed between inside and outside wall, and light passing slideway 25 is groove-like, light passing The size of slideway groove matches with sliding block, and when carrying out toppling over operation, sliding block 22 slides in light passing slideway；Photo resistance 26 The back side of light passing slideway is set.
When carrying out toppling over operation, the effect campaign of 22 stress of sliding block, with the increase of tilt angle, sliding block hauls One spring 21 slides on light passing slideway 25, and light source 24 passes through in 25 direct projection to photo resistance 26 of light passing slideway, photo resistance 26 experience infrared laser to the formation of trigger signal.According to certain time interval value Tj, by the light of the position of triggering The position signal of quick resistance is wirelessly transmitted in remote computer, so as to obtain the angle and speed of container lean.
As shown in figure 4, pressure sensor 3 includes second spring 31, contact block 32 and contact 33, one end of second spring 31 is solid The outer of 1 bottleneck of container is toppled in fixed connection, and the other end is fixedly connected with contact block 32, and contact 33, which is fixed on, topples over the interior of 1 bottleneck of container Edge, in a free state, contact block 32 does not contact second spring 31 with contact 33.When container finish leans against on other objects, meeting So that contact block 32 contacts contact 33, to trigger electric signal.The electric signal is radioed into remote computer, AR system senses Carry out " close to " operation.
Contact block 32 connects the ground terminal of positive pole and processor, and contact 33 connects the signal input tube foot of processor.Touching When block 32 and contact 33 contact, processor receives electric signal.Processor selects single-chip microcontroller.
As shown in figure 5, to the application method for toppling over container suite the following steps are included:
The number of photo resistance and the spacing of neighboring photosensitive resistance is arranged according to the physical message of component each in external member in S1, The corresponding tilt angle of each photo resistance is calculated, and is saved to AR system database；
S2 will topple over container suite close to receiver, carry out toppling over operation；
S3 obtains the signal of inclination sensor, judges tilt angle, and calculate and topple over speed；
S4 according to tilt angle, topples over the signal of speed and pressure sensor, judges whether toppling process is reasonable；
S5 knows whether current operation meets specification according to the judging result to sensor signal, and is not meeting specification When, provide prompt.
It is X that the physical message of component, which includes the natural length of the first spring, in step S1, in external member0, spring ratio is K.The quality of sliding block G (including LED light), so that the length when the first spring hangs the sliding block is the length L of chamber wall (laser lamp reaches the last one photo resistance, i.e. n-th photo resistance just at this time), which is defined as most greatly enhancing for spring Spend Xmax, when sliding block is placed on the shortest length X that the length on spring is spring verticallymin, the number N of photo resistance is each photosensitive The distance between resistance d meets:
Tiltangleθ is the angle for toppling over container and vertical plane, and setting sliding block mobile from bottom to top is positive direction, i.e. inclination angle θ is increased to positive direction, in the remote computer end collection of letters number, the variation occurred between comparison signal.For the deformation for finding out spring Amount, if when spring minimum compressed length, spring natural length, spring maximum tension length light source photo resistance achieved position Set respectively Pmin,Pnature,Pmax, according to moment TjAcquire triggered photoreceptor signal position Pj, with PnatureIt compares, is somebody's turn to do The deformation distance at moment
Δ x=d* (Pr-Pnature) (2)
Enable Wm=Pj-PnatureWork as WmWhen < 0,0 ° < θ < 90 °；Work as WmWhen>0,90 °<θ<180 °.It is possible thereby to judge inclination angle The range of θ.
There are three state point in toppling process, using vertical direction as reference axis, first when being upright vertical, θ=0 °； Second state point is θ=90 ° when container is rotated to level；Third state point is to reverse container completely, θ= 180°.Two stages, i.e. 0 ° < θ < 90 ° and 90 ° < θ < 180 °, respectively stage are divided by 0 to 180 degree by these three state points One and the stage two.
If spring is in TjThe length variable quantity at moment is Δ x (with natural length X0Compared to), and spring ratio is K, light passing is sliding The coefficient of friction in road is μ, and force analysis obtains:
1) is when θ=0 °, FBullet=G=mg, this, K* Δ x=mg, sliding block is in the position of point " 0 " at this time, is denoted as Xmin。
2) is when 0 ° < θ < 90 °,?
3) is when θ=90 °, FBullet=0；Spring is in natural length, is denoted as X0；
4) is when 90 ° < θ < 180 °,?
5) is when θ=180 °, FBullet=G=mg, therefore, K* Δ x=mg, sliding block is in the position of point " 8 " at this time, is Container side wall extreme length, is denoted as Xmax。
The T acquiredjThe angle, θ at moment arranges as follows:
(4) are acquired by formula (1) and (2),
(4) are brought into above formula (3), (5) are obtained:
Based on above-mentioned calculating process, the corresponding tilt angle of each photo resistance is obtained, and is saved to AR database In.
In step S3, according to the signal for the photo resistance that inclination sensor is got, tilt angle is judged, between the time Every Tj-T(j-1)It is interior, pace of change V such as formula (6):
In step S4, after falling sensor receives signal, judge whether pressure sensor has signal；If so, then recognizing It is reasonable for toppling process, if nothing, then it is assumed that toppling process is unreasonable.
In step S5, in conjunction with speed is toppled over, whether comprehensive descision current operation meets specification, and when not meeting specification, Prompt is provided by AR system.
The above is the preferred embodiment of the present invention, for those skilled in the art, Without departing from the principles of the invention, several improvements and modifications can also be made, these improvements and modifications are also regarded as this hair Bright protection scope.

Claims (9)

1. toppling over container suite based on virtual reality fusion experiment, including topple over container, characterized in that the external member further includes pressure sensitivity Sensor and inclination sensor；Container finish is being toppled in the pressure sensor setting, when for perceiving pouring liquid, topples over appearance The contact condition of device bottleneck and receiver；Container side wall is being toppled in the inclination sensor setting, for perceiving the angle toppled over And speed.
2. according to claim 1 topple over container suite based on virtual reality fusion experiment, characterized in that described to topple over container Side wall is the double-deck shading wall, and the inclination sensor includes the first spring being arranged between inside and outside wall, sliding block and several photosensitive Resistance；One end of first spring, which is fixedly connected on, topples over container bottom, and the other end is fixedly connected with sliding block, the photo resistance It is equidistantly distributed vertically along inner wall, light source is arranged on the side of inner wall in the sliding block.
3. according to claim 2 topple over container suite based on virtual reality fusion experiment, characterized in that the inclination sensing Device further includes the light passing slideway being fixed between inside and outside wall, and the light passing slideway is groove-like, the size of light passing slideway groove with Sliding block matches；The back side of light passing slideway is arranged in the photo resistance.
4. according to claim 2 topple over container suite based on virtual reality fusion experiment, characterized in that set on the sliding block Groove is set, the light source is embedded in groove.
5. according to claim 1 topple over container suite based on virtual reality fusion experiment, characterized in that the pressure sensitivity sensing Device includes second spring, contact block and contact, and one end of the second spring is fixedly connected with the outer for toppling over container finish, the other end Be fixedly connected with the contact block, the contact is fixed on the interior edge for toppling over container finish, second spring in a free state, contact block with Contact does not contact.
6. according to claim 5 topple over container suite based on virtual reality fusion experiment, characterized in that described to topple over container Multiple pressure sensors are arranged in bottleneck.
7. the application method for toppling over container suite based on virtual reality fusion experiment, characterized in that the following steps are included:
According to the physical message of component each in external member, the number of photo resistance and the spacing of neighboring photosensitive resistance are set, calculated each The corresponding tilt angle of photo resistance, and save to AR system database；
Container suite will be toppled over close to receiver, carry out toppling over operation；
The signal for obtaining inclination sensor judges tilt angle, and calculates and topple over speed；
According to tilt angle, topple over the signal of speed and pressure sensor, judges whether toppling process is reasonable；
According to the judging result to sensor signal, know whether current operation meets specification, and when not meeting specification, provides Prompt.
8. the application method according to claim 7 that topple over container suite based on virtual reality fusion experiment, characterized in that institute State the corresponding tilt angle of each photo resistance specifically:
In formula, θ is tilt angle, and K is the coefficient of elasticity of the first spring, and L is the length for toppling over container inner wall, XminFor the first bullet The shortest length of spring, N are the number of photo resistance, PnatureFor the position for the photo resistance that the first spring triggers under natural conditions, μ is the coefficient of friction of light passing slideway, PjFor TjThe position of the photo resistance of time trigger, PminMinimal compression for the first spring is long The position of the lower photo resistance triggered of degree, PmaxPosition for the photo resistance triggered under the maximum tension length of the first spring.
9. based on the application method as claimed in claim 7 that topple over container suite based on virtual reality fusion experiment, characterized in that institute The signal according to tilt angle and pressure sensor is stated, judges the whether reasonable detailed process of toppling process are as follows:
When tilt angle is not equal to zero, judge whether pressure sensor has signal；
If so, then thinking that toppling process is reasonable, if nothing, then it is assumed that toppling process is unreasonable.
CN201910249232.3A 2019-03-29 2019-03-29 Empty container kit based on virtual-real fusion experiment and use method thereof Active CN109967145B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2859455Y (en) * 2005-07-28 2007-01-17 上海环达计算机科技有限公司 Electronic product and its inclination checkout gear
CN203748825U (en) * 2014-03-18 2014-08-06 李慧 Draw-bar box toppling alarming device
CN107402646A (en) * 2017-07-06 2017-11-28 深圳市华星光电技术有限公司 Act perception device, the method and VR handles of sensed activation
CN206905717U (en) * 2017-06-21 2018-01-19 陕西理工大学 A kind of earth's surface tilt detecting device
CN207412035U (en) * 2017-05-05 2018-05-29 广东美的生活电器制造有限公司 Heating vessel
CN109433283A (en) * 2018-12-05 2019-03-08 济南中景电子科技有限公司 A kind of intelligence test tube external member and its application method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2859455Y (en) * 2005-07-28 2007-01-17 上海环达计算机科技有限公司 Electronic product and its inclination checkout gear
CN203748825U (en) * 2014-03-18 2014-08-06 李慧 Draw-bar box toppling alarming device
CN207412035U (en) * 2017-05-05 2018-05-29 广东美的生活电器制造有限公司 Heating vessel
CN206905717U (en) * 2017-06-21 2018-01-19 陕西理工大学 A kind of earth's surface tilt detecting device
CN107402646A (en) * 2017-07-06 2017-11-28 深圳市华星光电技术有限公司 Act perception device, the method and VR handles of sensed activation
CN109433283A (en) * 2018-12-05 2019-03-08 济南中景电子科技有限公司 A kind of intelligence test tube external member and its application method

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